Needle catheter
US8152758B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 20, 2007 |
| Grant date | Apr 10, 2012 |
| Priority date | — |
| Expiry date | Oct 6, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0086
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus including an expandable body; at least one delivery cannula coupled to an exterior portion of the expandable body; a needle having a protuberance thereon disposed in a lumen of the at least one delivery cannula; a stop disposed in the lumen of the at least one delivery cannula at a position distal to the protuberance on the needle. A method including positioning a catheter assembly including at least one needle delivery device disposed in an at least one delivery cannula, the at least one delivery cannula having an exit end; modifying the shape of the catheter assembly to modify the orientation of the exit end of the at least one delivery cannula at a region of interest; and advancing the at least one needle delivery device beyond the exit end of the at least one delivery cannula according to a controlled orientation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.